MESON Chess Problem Database
Problem Display
PID: 75658 (5b2/2Qp4/1p1np1N1/p2kP3/1qR3Rr/2p1B2n/2B5/3NK3 w - - 0 1)
Bruch, Wieland
3rd Prize, Rochade Europa, 2000-2001
#2
9 + 11
| 23 | Die Schwalbe | 2007 |
| 6166 | FIDE Album (1998-2000) | 2007 |
| 56 | The Problemist | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Qa3
- 2.Rcd4#
- 1...Qc5
- 2.Sxc3#
- 1...Qb1
- 2.Rcd4#
- 1...Qb2
- 2.Rcd4#
- 1...Qb3
- 2.Rcd4#
- 1...Qa4
- 2.Sxc3#
- 1...Qb5
- 2.Sxc3#
- 2.Rcd4#
- 1...Rh5
- 2.Rgd4#
- 1...Rh6
- 2.Rgd4#
- 1...Rh7
- 2.Rgd4#
- 1...Rh8
- 2.Rgd4#
- 1...Sxc4
- 2.Be4#
- 2.Qb7#
- 1...Se4
- 2.Bxe4#
- 1...Sb5
- 2.Be4#
- 2.Qb7#
- 1...Sf5
- 2.Be4#
- 2.Qb7#
- 1...Sb7
- 2.Be4#
- 2.Qxb7#
- 1...Sf7
- 2.Be4#
- 2.Qb7#
- 1...Sc8
- 2.Be4#
- 2.Qb7#
- 1...Se8
- 2.Be4#
- 2.Qb7#
- 1...Qa3
- Tries
- 1.Sf4+?
- 1...Kxe5
- 2.Bd4#
- 1...Sxf4!
- 1...Kxe5
- 1.Se7+?
- 1...Kxe5
- 2.Bd4#
- 1...Bxe7!
- 1...Kxe5
- 1.Bb3?
- threat
- 2.Rcd4#
- 2.Rc5#
- 1...Qxb3
- 2.Rcd4#
- 1...Qxc4
- 2.Sxc3#
- 1...Rxg4
- 2.Rd4#
- 1...Sxc4
- 2.Qb7#
- 1...Qc5
- 2.Sxc3#
- 2.Rcd4#
- 2.Rxc5#
- 1...Sf4
- 2.Rd4#
- 1...c2+!
- threat
- 1.Bg1?
- threat
- 2.Se3#
- 1...Sxc4
- 2.Be4#
- 2.Qb7#
- 1...Qc5
- 2.Sxc3#
- 1...Qb1
- 2.Rcd4#
- 1...Sf5
- 2.Be4#
- 2.Qb7#
- 1...Bh6!
- threat
- 1.Bf2?
- threat
- 2.Se3#
- 1...Sxc4
- 2.Be4#
- 2.Qb7#
- 1...Qc5
- 2.Sxc3#
- 1...Qb1
- 2.Rcd4#
- 1...Sf5
- 2.Be4#
- 2.Qb7#
- 1...Bh6!
- threat
- 1.Bd4?
- threat
- 2.Se3#
- 1...Sxc4
- 2.Qb7#
- 1...Bh6
- 2.Se7#
- 1...Sf5
- 2.Be4#
- 1...Qb1!
- threat
- 1.Bg5?
- threat
- 2.Se3#
- 1...Qc5
- 2.Sxc3#
- 1...Qb1
- 2.Rcd4#
- 1...Sf5
- 2.Be4#
- 2.Qb7#
- 1...Sxc4!
- threat
- 1.Bxb6?
- threat
- 2.Se3#
- 1...Qxb6
- 2.Sxc3#
- 1...Sxc4
- 2.Be4#
- 2.Qb7#
- 1...Qc5
- 2.Sxc3#
- 2.Rxc5#
- 2.Qxc5#
- 1...Qb1
- 2.Rcd4#
- 2.Rc5#
- 2.Qc5#
- 1...Sf5
- 2.Be4#
- 2.Qb7#
- 1...Bh6!
- threat
- 1.Rxb4?
- threat
- 2.Sxc3#
- 2.Rbd4#
- 1...Rxg4
- 2.Sxc3#
- 1...Sc4
- 2.Sxc3#
- 2.Be4#
- 2.Qxc4#
- 2.Qb7#
- 1...Se4
- 2.Bb3#
- 2.Bxe4#
- 2.Rd4#
- 2.Qc4#
- 2.Qb7#
- 1...Sb5
- 2.Bb3#
- 2.Be4#
- 2.Qc4#
- 2.Qb7#
- 1...Sf5
- 2.Sxc3#
- 2.Bb3#
- 2.Be4#
- 2.Qc4#
- 2.Qb7#
- 1...axb4!
- threat
- 1.Qxd6+?
- 1...Qxd6
- 2.Sxc3#
- 1...Bxd6!
- 1...Qxd6
- 1.Qxd7?
- threat
- 2.Qc6#
- 1...Qc5
- 2.Sxc3#
- 1...Qa4
- 2.Sxc3#
- 1...Qb5
- 2.Sxc3#
- 1...Qxc4!
- threat
- 1.Sf4+?
- Keys
- 1.Bc5!
- threat
- 2.Se3#
- 1...Qxc5
- 2.Sxc3#
- 1...Sxc4
- 2.Be4#
- 1...Bh6
- 2.Qxd6#
- 1...Qb1
- 2.Rcd4#
- 1...Sf5
- 2.Qb7#
- threat
- 1.Bc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 9
- Sets
- Q(c);N_GUARD::R1(E)
- Q(c);N_GUARD::S(A),XP(a)
- Q(c);N_GUARD,P_PINS(A)::R1(E)
- R(d);N_GUARD::R1(F)
- S(h);N_GUARD::B(C),XS(h)
- Tries
- Try
- S(H);CHECK
- Vars
- K(f);P-FLIGHT,P_SPINS(h),XP(G)::B(D)
- Refutation
- S(b);XS(H)
- Try
- S(H);CHECK
- Vars
- K(f);P-FLIGHT,P_SPINS(h),XP(G)::B(D)
- Refutation
- B(k);XS(H)
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- Q(c);XB(C)::R1(E)
- Q(c);N_GUARD,P_SPINQ(c),XR(E)::S(A),XP(a)
- R(d);XR(F)::B(C)+R(E),DCHECK
- S(h);N_GUARD,P_SPINS(h),XR(E)::QAB(I)
- S(b);::B(C)+R(E),DCHECK
- Refutation
- P(a);CHECK
- Try
- B(D);
- Threat
- S(A)
- Vars
- Q(c);N_GUARD::S(A),XP(a)
- Q(c);N_GUARD,P_PINS(A)::R1(E)
- Refutation
- B(k);
- Try
- B(D);
- Threat
- S(A)
- Vars
- Q(c);N_GUARD::S(A),XP(a)
- Q(c);N_GUARD,P_PINS(A)::R1(E)
- Refutation
- B(k);
- Try
- B(D);
- Threat
- S(A)
- Vars
- S(h);N_GUARD,SBLOCK,XR(E)::QAB(I)
- B(k);N_GUARD::S(H)
- S(h);N_GUARD::B(C)
- Refutation
- Q(c);P_PINS(A)
- Try
- B(D);
- Threat
- S(A)
- Vars
- Q(c);N_GUARD::S(A),XP(a)
- Q(c);N_GUARD,P_PINS(A)::R1(E)
- Refutation
- S(h);XR(E)
- Try
- B(D);XP(g)
- Threat
- S(A)
- Vars
- Q(c);N_GUARD,XB(D)::S(A),XP(a)
- Refutation
- B(k);
- Try
- R(E);XQ(c)
- Threat
- DUALS(2)
- Vars
- R(d);XR(F)::S(A),XP(a)
- Refutation
- P(e);XR(E)
- Try
- Q(I);CHECK,XS(h)
- Vars
- Q(c);XQ(I)::S(A),XP(a)
- Refutation
- B(k);XQ(I)
- Try
- Q(I);P_PINS(h),XP(j)
- Threat
- QAB1(I)
- Vars
- Q(c);N_GUARD::S(A),XP(a)
- Refutation
- Q(c);XR(E)
- Try
- Actual
- B(D);
- Threat
- S(A)
- Vars
- Q(c);N_GUARD,XB(D)::S(A),XP(a)
- S(h);N_GUARD,SBLOCK,XR(E)::B(C)
- B(k);N_GUARD::QAR1(I),XS(h)
- Q(c);N_GUARD,P_PINS(A)::R1(E)
- S(h);N_GUARD::QAB(I)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).